// Copyright (c) 2025 Shenzhen Kaihong Digital Industry Development Co., Ltd.
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

use rerun::Vec3D;

pub fn trajectory_from_str(s: &str) -> Option<Vec<Vec3D>> {
    let mut points = Vec::new();
    for line in s.lines() {
        let line = line.trim();
        if line.is_empty() {
            continue;
        }

        let (x_str, y_str) = line.split_once(' ')?;
        points.push(Vec3D::new(
            x_str.parse().ok()?,
            y_str.parse().ok()?,
            0.,
        ));
    }

    Some(points)
}